Denver (Steele St) CO, US: 39.8392, -104.9489
Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
March 1, 2021, 5 p.m. | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.26 ppb (4) | 47.8 μg/m3 (45) | N/A | 45.0 | |
March 1, 2021, 4 p.m. | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.29 ppb (4) | 42.4 μg/m3 (40) | N/A | 40.0 | |
March 1, 2021, 3 p.m. | N/A | N/A | N/A | 39.0 ppb (37) | N/A | N/A | 15.0 ppb (14) | 0.54 ppb (6) | 66.2 μg/m3 (57) | N/A | 57.0 | |
March 1, 2021, 2 p.m. | N/A | N/A | N/A | 50.0 ppb (48) | N/A | 2.0 ppb (3) | N/A | N/A | 92.0 μg/m3 (70) | N/A | 70.0 | |
March 1, 2021, 1 p.m. | N/A | N/A | N/A | 51.0 ppb (49) | N/A | 1.0 ppb (2) | 1.0 ppb (1) | 0.78 ppb (10) | 49.4 μg/m3 (46) | N/A | 49.0 | |
March 1, 2021, noon | N/A | N/A | N/A | 50.0 ppb (48) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.55 ppb (7) | 24.3 μg/m3 (23) | N/A | 48.0 | |
March 1, 2021, 11 a.m. | N/A | N/A | N/A | 43.0 ppb (41) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.4 ppb (5) | 14.4 μg/m3 (14) | N/A | 41.0 | |
March 1, 2021, 10 a.m. | N/A | N/A | N/A | 43.0 ppb (41) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.5 ppb (6) | 15.9 μg/m3 (15) | N/A | 41.0 | |
March 1, 2021, 9 a.m. | N/A | N/A | N/A | 44.0 ppb (42) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.62 ppb (7) | 23.0 μg/m3 (22) | N/A | 42.0 | |
March 1, 2021, 8 a.m. | N/A | N/A | N/A | 42.0 ppb (40) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.49 ppb (6) | 18.5 μg/m3 (18) | N/A | 40.0 | |
March 1, 2021, 7 a.m. | N/A | N/A | N/A | 43.0 ppb (41) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.44 ppb (5) | 25.4 μg/m3 (24) | N/A | 41.0 | |
March 1, 2021, 6 a.m. | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 0.0 ppb (0) | 5.0 ppb (5) | 0.36 ppb (5) | 17.7 μg/m3 (17) | N/A | 38.0 | |
March 1, 2021, 5 a.m. | N/A | N/A | N/A | 41.0 ppb (39) | N/A | 0.0 ppb (0) | 4.0 ppb (4) | 0.38 ppb (5) | 26.4 μg/m3 (25) | N/A | 39.0 | |
March 1, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.37 ppb (5) | 32.4 μg/m3 (30) | N/A | 30.0 | |
March 1, 2021, 3 a.m. | N/A | N/A | N/A | 31.0 ppb (30) | N/A | 0.0 ppb (0) | 16.0 ppb (15) | 0.42 ppb (5) | 20.7 μg/m3 (20) | N/A | 30.0 | |
March 1, 2021, 2 a.m. | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.36 ppb (5) | 28.6 μg/m3 (27) | N/A | 27.0 | |
March 1, 2021, 1 a.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.29 ppb (4) | 17.0 μg/m3 (16) | N/A | 37.0 | |
March 1, 2021, midnight | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.31 ppb (4) | 14.3 μg/m3 (14) | N/A | 42.0 | |
Feb. 28, 2021, 11 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.24 ppb (3) | 6.1 μg/m3 (6) | N/A | 45.0 | |
Feb. 28, 2021, 10 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.2 ppb (3) | 22.2 μg/m3 (21) | N/A | 44.0 | |
Feb. 28, 2021, 9 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.17 ppb (3) | 21.7 μg/m3 (21) | N/A | 44.0 | |
Feb. 28, 2021, 8 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.17 ppb (3) | 15.1 μg/m3 (14) | N/A | 44.0 | |
Feb. 28, 2021, 7 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.18 ppb (3) | 15.8 μg/m3 (15) | N/A | 43.0 | |
Feb. 28, 2021, 6 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.18 ppb (3) | 6.5 μg/m3 (7) | N/A | 42.0 | |
Feb. 28, 2021, 5 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.19 ppb (3) | 12.1 μg/m3 (12) | N/A | 40.0 | |
Feb. 28, 2021, 4 p.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 1.0 ppb (2) | 38.0 ppb (36) | 0.2 ppb (3) | 7.7 μg/m3 (8) | N/A | 36.0 | |
Feb. 28, 2021, 3 p.m. | N/A | N/A | N/A | 29.0 ppb (28) | N/A | 1.0 ppb (2) | 20.0 ppb (19) | 0.41 ppb (5) | 17.0 μg/m3 (16) | N/A | 28.0 | |
Feb. 28, 2021, 2 p.m. | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 0.0 ppb (0) | 9.0 ppb (9) | 0.49 ppb (6) | 21.8 μg/m3 (21) | N/A | 36.0 | |
Feb. 28, 2021, 1 p.m. | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 0.0 ppb (0) | 4.0 ppb (4) | 0.43 ppb (5) | 13.4 μg/m3 (13) | N/A | 38.0 | |
Feb. 28, 2021, noon | N/A | N/A | N/A | 30.0 ppb (29) | N/A | 0.0 ppb (0) | 10.0 ppb (10) | 0.51 ppb (6) | 9.8 μg/m3 (10) | N/A | 29.0 | |
Feb. 28, 2021, 11 a.m. | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 0.0 ppb (0) | 16.0 ppb (15) | 0.44 ppb (5) | 9.0 μg/m3 (9) | N/A | 23.0 | |
Feb. 28, 2021, 10 a.m. | N/A | N/A | N/A | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.31 ppb (4) | 12.7 μg/m3 (12) | N/A | 24.0 | |
Feb. 28, 2021, 9 a.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.23 ppb (3) | 11.6 μg/m3 (11) | N/A | 35.0 | |
Feb. 28, 2021, 8 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.25 ppb (3) | 5.8 μg/m3 (6) | N/A | 41.0 | |
Feb. 28, 2021, 7 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.18 ppb (3) | 0.0 μg/m3 (0) | N/A | 42.0 | |
Feb. 28, 2021, 6 a.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.28 ppb (4) | 21.2 μg/m3 (20) | N/A | 32.0 | |
Feb. 28, 2021, 5 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.2 ppb (3) | 5.8 μg/m3 (6) | N/A | 40.0 | |
Feb. 28, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.17 ppb (3) | 5.1 μg/m3 (5) | N/A | 43.0 | |
Feb. 28, 2021, 3 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.29 ppb (4) | 5.5 μg/m3 (6) | N/A | 42.0 | |
Feb. 28, 2021, 2 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.31 ppb (4) | 4.8 μg/m3 (5) | N/A | 42.0 | |
Feb. 28, 2021, 1 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.26 ppb (4) | 12.2 μg/m3 (12) | N/A | 41.0 | |
Feb. 28, 2021, midnight | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.23 ppb (3) | 5.8 μg/m3 (6) | N/A | 44.0 | |
Feb. 27, 2021, 11 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.22 ppb (3) | 5.5 μg/m3 (6) | N/A | 45.0 | |
Feb. 27, 2021, 10 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.22 ppb (3) | 13.7 μg/m3 (13) | N/A | 46.0 | |
Feb. 27, 2021, 9 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.19 ppb (3) | 10.1 μg/m3 (10) | N/A | 46.0 | |
Feb. 27, 2021, 8 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.18 ppb (3) | 27.3 μg/m3 (26) | N/A | 44.0 | |
Feb. 27, 2021, 7 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.17 ppb (3) | 21.0 μg/m3 (20) | N/A | 44.0 | |
Feb. 27, 2021, 6 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.17 ppb (3) | 8.9 μg/m3 (9) | N/A | 44.0 | |
Feb. 27, 2021, 5 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.17 ppb (3) | 17.4 μg/m3 (17) | N/A | 43.0 | |
Feb. 27, 2021, 4 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.17 ppb (3) | 9.2 μg/m3 (9) | N/A | 42.0 | |
Feb. 27, 2021, 3 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.17 ppb (3) | 7.6 μg/m3 (8) | N/A | 38.0 | |
Feb. 27, 2021, 2 p.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.23 ppb (3) | 15.7 μg/m3 (15) | N/A | 31.0 | |
Feb. 27, 2021, 1 p.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.35 ppb (4) | 11.5 μg/m3 (11) | N/A | 26.0 | |
Feb. 27, 2021, noon | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.35 ppb (4) | 11.0 μg/m3 (11) | N/A | 31.0 | |
Feb. 27, 2021, 11 a.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.16 ppb (3) | 5.3 μg/m3 (5) | N/A | 33.0 | |
Feb. 27, 2021, 10 a.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.15 ppb (2) | 6.5 μg/m3 (7) | N/A | 31.0 | |
Feb. 27, 2021, 9 a.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.15 ppb (2) | 7.6 μg/m3 (8) | N/A | 32.0 | |
Feb. 27, 2021, 8 a.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.14 ppb (2) | 6.9 μg/m3 (7) | N/A | 31.0 | |
Feb. 27, 2021, 7 a.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.13 ppb (2) | 4.3 μg/m3 (4) | N/A | 33.0 | |
Feb. 27, 2021, 6 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.12 ppb (2) | 5.4 μg/m3 (5) | N/A | 39.0 | |
Feb. 27, 2021, 5 a.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.19 ppb (3) | 6.0 μg/m3 (6) | N/A | 34.0 | |
Feb. 27, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 18.0 ppb (17) | 0.32 ppb (4) | 23.2 μg/m3 (22) | N/A | 22.0 | |
Feb. 27, 2021, 3 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.42 ppb (5) | 32.0 μg/m3 (30) | N/A | 32.0 | |
Feb. 27, 2021, 2 a.m. | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 0.0 ppb (0) | 14.0 ppb (13) | 0.6 ppb (7) | 42.5 μg/m3 (40) | N/A | 40.0 | |
Feb. 27, 2021, 1 a.m. | N/A | N/A | N/A | 35.0 ppb (34) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.43 ppb (5) | 17.3 μg/m3 (17) | N/A | 34.0 | |
Feb. 27, 2021, midnight | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.32 ppb (4) | 15.0 μg/m3 (14) | N/A | 33.0 | |
Feb. 26, 2021, 11 p.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.26 ppb (4) | 16.9 μg/m3 (16) | N/A | 41.0 | |
Feb. 26, 2021, 10 p.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.21 ppb (3) | 15.8 μg/m3 (15) | N/A | 47.0 | |
Feb. 26, 2021, 9 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.13 ppb (2) | 15.9 μg/m3 (15) | N/A | 47.0 | |
Feb. 26, 2021, 8 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.12 ppb (2) | 12.7 μg/m3 (12) | N/A | 46.0 | |
Feb. 26, 2021, 7 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.1 ppb (2) | 17.9 μg/m3 (17) | N/A | 46.0 | |
Feb. 26, 2021, 6 p.m. | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 1.0 ppb (2) | 41.0 ppb (38) | 0.22 ppb (3) | 0.4 μg/m3 (1) | N/A | 38.0 | |
Feb. 26, 2021, 5 p.m. | N/A | N/A | N/A | 51.0 ppb (49) | N/A | 1.0 ppb (2) | 19.0 ppb (18) | 0.63 ppb (7) | 50.3 μg/m3 (47) | N/A | 49.0 | |
Feb. 26, 2021, 4 p.m. | N/A | N/A | N/A | 55.0 ppb (53) | N/A | 2.0 ppb (3) | 10.0 ppb (10) | 0.86 ppb (11) | 67.6 μg/m3 (58) | N/A | 58.0 | |
Feb. 26, 2021, 3 p.m. | N/A | N/A | N/A | 44.0 ppb (42) | N/A | 1.0 ppb (2) | 9.0 ppb (9) | 0.79 ppb (10) | 35.1 μg/m3 (33) | N/A | 42.0 | |
Feb. 26, 2021, 2 p.m. | N/A | N/A | N/A | 50.0 ppb (48) | N/A | 2.0 ppb (3) | 4.0 ppb (4) | 1.01 ppb (12) | 53.0 μg/m3 (50) | N/A | 50.0 | |
Feb. 26, 2021, 1 p.m. | N/A | N/A | N/A | 49.0 ppb (47) | N/A | 2.0 ppb (3) | N/A | 1.04 ppb (12) | 27.8 μg/m3 (26) | N/A | 47.0 | |
Feb. 26, 2021, noon | N/A | N/A | N/A | 47.0 ppb (45) | N/A | 1.0 ppb (2) | 1.0 ppb (1) | 0.83 ppb (10) | 16.7 μg/m3 (16) | N/A | 45.0 | |
Feb. 26, 2021, 11 a.m. | N/A | N/A | N/A | 46.0 ppb (44) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.6 ppb (7) | 12.6 μg/m3 (12) | N/A | 44.0 | |
Feb. 26, 2021, 10 a.m. | N/A | N/A | N/A | 45.0 ppb (43) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.54 ppb (6) | 8.0 μg/m3 (8) | N/A | 43.0 | |
Feb. 26, 2021, 9 a.m. | N/A | N/A | N/A | 46.0 ppb (44) | N/A | 1.0 ppb (2) | 1.0 ppb (1) | 0.6 ppb (7) | 19.8 μg/m3 (19) | N/A | 44.0 | |
Feb. 26, 2021, 8 a.m. | N/A | N/A | N/A | 49.0 ppb (47) | N/A | 1.0 ppb (2) | 1.0 ppb (1) | 0.92 ppb (11) | 21.5 μg/m3 (20) | N/A | 47.0 | |
Feb. 26, 2021, 7 a.m. | N/A | N/A | N/A | 50.0 ppb (48) | N/A | 1.0 ppb (2) | 1.0 ppb (1) | 0.85 ppb (10) | 10.4 μg/m3 (10) | N/A | 48.0 | |
Feb. 26, 2021, 6 a.m. | N/A | N/A | N/A | 50.0 ppb (48) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.78 ppb (10) | 17.4 μg/m3 (17) | N/A | 48.0 | |
Feb. 26, 2021, 5 a.m. | N/A | N/A | N/A | 47.0 ppb (45) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.74 ppb (8) | 12.0 μg/m3 (12) | N/A | 45.0 | |
Feb. 26, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 3.0 ppb (3) | 0.6 ppb (7) | 19.1 μg/m3 (18) | N/A | 18.0 | |
Feb. 26, 2021, 3 a.m. | N/A | N/A | N/A | 41.0 ppb (39) | N/A | 0.0 ppb (0) | 9.0 ppb (9) | 0.66 ppb (8) | 18.1 μg/m3 (17) | N/A | 39.0 | |
Feb. 26, 2021, 2 a.m. | N/A | N/A | N/A | 35.0 ppb (34) | N/A | 0.0 ppb (0) | 17.0 ppb (16) | 0.62 ppb (7) | 17.6 μg/m3 (17) | N/A | 34.0 | |
Feb. 26, 2021, 1 a.m. | N/A | N/A | N/A | 29.0 ppb (28) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.49 ppb (6) | 20.3 μg/m3 (19) | N/A | 28.0 | |
Feb. 26, 2021, midnight | N/A | N/A | N/A | 17.0 ppb (17) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.35 ppb (4) | 9.9 μg/m3 (10) | N/A | 39.0 | |
Feb. 25, 2021, 11 p.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.29 ppb (4) | 5.7 μg/m3 (6) | N/A | 46.0 | |
Feb. 25, 2021, 10 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.24 ppb (3) | 10.0 μg/m3 (10) | N/A | 49.0 | |
Feb. 25, 2021, 9 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.2 ppb (3) | 8.1 μg/m3 (8) | N/A | 49.0 | |
Feb. 25, 2021, 8 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.21 ppb (3) | 14.2 μg/m3 (14) | N/A | 44.0 | |
Feb. 25, 2021, 7 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.22 ppb (3) | 7.4 μg/m3 (7) | N/A | 39.0 | |
Feb. 25, 2021, 6 p.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.24 ppb (3) | 2.8 μg/m3 (3) | N/A | 37.0 | |
Feb. 25, 2021, 5 p.m. | N/A | N/A | N/A | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.26 ppb (4) | 22.8 μg/m3 (22) | N/A | 32.0 | |
Feb. 25, 2021, 4 p.m. | N/A | N/A | N/A | 30.0 ppb (29) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.37 ppb (5) | 9.7 μg/m3 (9) | N/A | 29.0 | |
Feb. 25, 2021, 3 p.m. | N/A | N/A | N/A | 29.0 ppb (28) | N/A | 0.0 ppb (0) | 15.0 ppb (14) | 0.58 ppb (7) | 33.2 μg/m3 (31) | N/A | 31.0 | |
Feb. 25, 2021, 2 p.m. | N/A | N/A | N/A | 37.0 ppb (35) | N/A | 0.0 ppb (0) | 9.0 ppb (9) | 0.89 ppb (11) | 24.7 μg/m3 (23) | N/A | 35.0 | |
Feb. 25, 2021, 1 p.m. | N/A | N/A | N/A | 26.0 ppb (25) | N/A | 0.0 ppb (0) | 13.0 ppb (13) | 0.52 ppb (6) | N/A | N/A | 25.0 | |
Feb. 25, 2021, noon | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.33 ppb (4) | N/A | N/A | 26.0 | |
Feb. 25, 2021, 11 a.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.19 ppb (3) | 3.1 μg/m3 (3) | N/A | 33.0 | |
Feb. 25, 2021, 10 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.17 ppb (3) | 2.0 μg/m3 (2) | N/A | 36.0 | |
Feb. 25, 2021, 9 a.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.14 ppb (2) | 1.9 μg/m3 (2) | N/A | 36.0 | |
Feb. 25, 2021, 8 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.14 ppb (2) | 1.7 μg/m3 (2) | N/A | 36.0 | |
Feb. 25, 2021, 7 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.13 ppb (2) | 1.6 μg/m3 (2) | N/A | 38.0 | |
Feb. 25, 2021, 6 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.13 ppb (2) | 1.8 μg/m3 (2) | N/A | 39.0 | |
Feb. 25, 2021, 5 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.16 ppb (3) | 1.9 μg/m3 (2) | N/A | 37.0 | |
Feb. 25, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.14 ppb (2) | 3.4 μg/m3 (4) | N/A | 37.0 | |
Feb. 25, 2021, 3 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.2 ppb (3) | 0.9 μg/m3 (1) | N/A | 38.0 | |
Feb. 25, 2021, 2 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.2 ppb (3) | 5.1 μg/m3 (5) | N/A | 38.0 | |
Feb. 25, 2021, 1 a.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.2 ppb (3) | 26.7 μg/m3 (25) | N/A | 38.0 | |
Feb. 25, 2021, midnight | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.2 ppb (3) | 34.7 μg/m3 (33) | N/A | 39.0 | |
Feb. 24, 2021, 11 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.2 ppb (3) | 15.5 μg/m3 (15) | N/A | 41.0 | |
Feb. 24, 2021, 10 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.18 ppb (3) | 8.2 μg/m3 (8) | N/A | 42.0 | |
Feb. 24, 2021, 9 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.13 ppb (2) | 21.7 μg/m3 (21) | N/A | 42.0 | |
Feb. 24, 2021, 8 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.12 ppb (2) | 12.9 μg/m3 (12) | N/A | 45.0 | |
Feb. 24, 2021, 7 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.13 ppb (2) | 7.5 μg/m3 (7) | N/A | 41.0 | |
Feb. 24, 2021, 6 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.14 ppb (2) | 7.9 μg/m3 (8) | N/A | 39.0 | |
Feb. 24, 2021, 5 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.14 ppb (2) | 12.7 μg/m3 (12) | N/A | 38.0 | |
Feb. 24, 2021, 4 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.14 ppb (2) | 20.6 μg/m3 (20) | N/A | 37.0 | |
Feb. 24, 2021, 3 p.m. | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.28 ppb (4) | 16.3 μg/m3 (16) | N/A | 24.0 | |
Feb. 24, 2021, 2 p.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | 0.0 ppb (0) | 12.0 ppb (12) | 0.32 ppb (4) | 28.0 μg/m3 (26) | N/A | 32.0 | |
Feb. 24, 2021, 1 p.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | 0.0 ppb (0) | 10.0 ppb (10) | 0.29 ppb (4) | 34.0 μg/m3 (32) | N/A | 33.0 | |
Feb. 24, 2021, noon | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.21 ppb (3) | 18.2 μg/m3 (17) | N/A | 21.0 | |
Feb. 24, 2021, 11 a.m. | N/A | N/A | N/A | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.2 ppb (3) | 8.7 μg/m3 (9) | N/A | 25.0 | |
Feb. 24, 2021, 10 a.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.16 ppb (3) | 7.7 μg/m3 (8) | N/A | 34.0 | |
Feb. 24, 2021, 9 a.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.19 ppb (3) | 6.3 μg/m3 (6) | N/A | 34.0 | |
Feb. 24, 2021, 8 a.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.17 ppb (3) | 5.8 μg/m3 (6) | N/A | 35.0 | |
Feb. 24, 2021, 7 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.18 ppb (3) | 4.8 μg/m3 (5) | N/A | 36.0 | |
Feb. 24, 2021, 6 a.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.18 ppb (3) | 5.6 μg/m3 (6) | N/A | 38.0 | |
Feb. 24, 2021, 5 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.16 ppb (3) | 10.9 μg/m3 (11) | N/A | 38.0 | |
Feb. 24, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.16 ppb (3) | 17.2 μg/m3 (16) | N/A | 38.0 | |
Feb. 24, 2021, 3 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.17 ppb (3) | 26.9 μg/m3 (25) | N/A | 44.0 | |
Feb. 24, 2021, 2 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.17 ppb (3) | 6.6 μg/m3 (7) | N/A | 45.0 | |
Feb. 24, 2021, 1 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.2 ppb (3) | 10.0 μg/m3 (10) | N/A | 44.0 | |
Feb. 24, 2021, midnight | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.18 ppb (3) | 21.6 μg/m3 (20) | N/A | 45.0 | |
Feb. 23, 2021, 11 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.17 ppb (3) | 24.0 μg/m3 (23) | N/A | 45.0 | |
Feb. 23, 2021, 10 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.16 ppb (3) | 15.3 μg/m3 (15) | N/A | 44.0 | |
Feb. 23, 2021, 9 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.1 ppb (2) | 11.0 μg/m3 (11) | N/A | 44.0 | |
Feb. 23, 2021, 8 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.11 ppb (2) | 17.6 μg/m3 (17) | N/A | 44.0 | |
Feb. 23, 2021, 7 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.11 ppb (2) | 14.5 μg/m3 (14) | N/A | 44.0 | |
Feb. 23, 2021, 6 p.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.22 ppb (3) | 28.0 μg/m3 (26) | N/A | 35.0 | |
Feb. 23, 2021, 5 p.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | 1.0 ppb (2) | 21.0 ppb (20) | 0.44 ppb (5) | 49.5 μg/m3 (46) | N/A | 46.0 | |
Feb. 23, 2021, 4 p.m. | N/A | N/A | N/A | 34.0 ppb (33) | N/A | 1.0 ppb (2) | 17.0 ppb (16) | 0.42 ppb (5) | 46.5 μg/m3 (44) | N/A | 44.0 | |
Feb. 23, 2021, 3 p.m. | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 2.0 ppb (3) | 9.0 ppb (9) | 0.58 ppb (7) | 71.6 μg/m3 (60) | N/A | 60.0 | |
Feb. 23, 2021, 2 p.m. | N/A | N/A | N/A | 46.0 ppb (44) | N/A | 3.0 ppb (5) | 3.0 ppb (3) | 0.77 ppb (10) | 82.5 μg/m3 (65) | N/A | 65.0 | |
Feb. 23, 2021, 1 p.m. | N/A | N/A | N/A | 40.0 ppb (38) | N/A | 1.0 ppb (2) | 1.0 ppb (1) | 0.37 ppb (5) | 30.1 μg/m3 (28) | N/A | 38.0 | |
Feb. 23, 2021, noon | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 1.0 ppb (2) | 3.0 ppb (3) | 0.29 ppb (4) | 24.9 μg/m3 (24) | N/A | 34.0 | |
Feb. 23, 2021, 11 a.m. | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.3 ppb (4) | 30.4 μg/m3 (29) | N/A | 34.0 | |
Feb. 23, 2021, 10 a.m. | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 0.0 ppb (0) | 19.0 ppb (18) | 0.2 ppb (3) | 9.9 μg/m3 (10) | N/A | 20.0 | |
Feb. 23, 2021, 9 a.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.23 ppb (3) | 9.1 μg/m3 (9) | N/A | 27.0 | |
Feb. 23, 2021, 8 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.37 ppb (5) | 20.5 μg/m3 (19) | N/A | 32.0 | |
Feb. 23, 2021, 7 a.m. | N/A | N/A | N/A | 29.0 ppb (28) | N/A | 0.0 ppb (0) | 8.0 ppb (8) | 0.36 ppb (5) | 15.7 μg/m3 (15) | N/A | 28.0 | |
Feb. 23, 2021, 6 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | 0.0 ppb (0) | 1.0 ppb (1) | 0.47 ppb (6) | 29.7 μg/m3 (28) | N/A | 32.0 | |
Feb. 23, 2021, 5 a.m. | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.46 ppb (6) | 41.8 μg/m3 (39) | N/A | 39.0 | |
Feb. 23, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 5.0 ppb (5) | 0.42 ppb (5) | 42.2 μg/m3 (40) | N/A | 40.0 | |
Feb. 23, 2021, 3 a.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.27 ppb (4) | 22.2 μg/m3 (21) | N/A | 23.0 | |
Feb. 23, 2021, 2 a.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.21 ppb (3) | 8.6 μg/m3 (8) | N/A | 35.0 | |
Feb. 23, 2021, 1 a.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.21 ppb (3) | 14.0 μg/m3 (13) | N/A | 36.0 | |
Feb. 23, 2021, midnight | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.21 ppb (3) | 20.9 μg/m3 (20) | N/A | 36.0 | |
Feb. 22, 2021, 11 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.23 ppb (3) | 13.3 μg/m3 (13) | N/A | 39.0 | |
Feb. 22, 2021, 10 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.17 ppb (3) | 11.5 μg/m3 (11) | N/A | 39.0 | |
Feb. 22, 2021, 9 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.18 ppb (3) | 9.4 μg/m3 (9) | N/A | 40.0 | |
Feb. 22, 2021, 8 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 44.0 ppb (41) | 0.17 ppb (3) | 10.1 μg/m3 (10) | N/A | 41.0 | |
Feb. 22, 2021, 7 p.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.17 ppb (3) | 10.5 μg/m3 (10) | N/A | 42.0 | |
Feb. 22, 2021, 6 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 45.0 ppb (42) | 0.19 ppb (3) | 15.1 μg/m3 (14) | N/A | 42.0 |